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What will be the initial value of an object reference which is defined as an instance variable?
classes
java
objects
5 Votes
2 Answers
10th Dec 2016, 2:47 PM
Jaydeep Khatri
Can some one tell me that what is normal variable and instance variable?
c++
cout
0 Votes
2 Answers
17th Mar 2017, 3:54 PM
mayank
Pls must I upgrade to pro before i can continue continue with python variable?
assignments
operator
-2 Votes
2 Answers
21st Oct 2021, 2:47 PM
Jonathan Samuel
why did that display (0) even when i had not declare the b[9] variable?
arrays
c++
1 Vote
2 Answers
21st Dec 2017, 9:37 AM
SHASHANK SINGH
¿Que puedo hacer si la variable Path ya existe pero pertenece a otra variable?
java
jdk
1 Vote
2 Answers
13th Oct 2016, 1:38 AM
juan kinect
Any way to generate all the numbers from 0 to 9 individually in string format and then saving in a variable?
python3
1 Vote
5 Answers
8th Apr 2023, 7:03 AM
Sujay Ghosh
How can i sum two variables without using any arithmetic operator and third variable?
add
c
c++
hard
java
python
sum
-1 Vote
1 Answer
29th Dec 2018, 2:25 PM
Bharat Bachhav
Can someone explain how this for loop works in conjunction with this variable?
java
module
quiz
0 Votes
1 Answer
6th Sep 2016, 8:57 PM
Marcus Peck
What's the time complexity (big-O) of two nested for loops with the same length that increment doubling the iterator variable?
algorithms
big-o
complexity
computer
science
time
2 Votes
9 Answers
10th May 2017, 2:12 PM
Nei Cardoso De Oliveira Neto
In c, can i used equals() function to compare the two values of character variable? If yes, then how?
()==b
a.
equals
2 Votes
4 Answers
25th Mar 2018, 4:13 PM
varun pawar
what is the difference between implicit and explicit declarations of a variable? Please give examples.
c#
variables
0 Votes
2 Answers
9th Jul 2016, 4:43 AM
Aastha Aneja
How to Get the cords or any data output from the JavaScript console in a python variable? .
console
js
python
1 Vote
4 Answers
9th Feb 2021, 12:10 PM
Maximilien
Can anyone tell me how to input a string by user and store it in a variable?
beginner
cpp
cppstring
help
questions
0 Votes
2 Answers
13th Oct 2021, 4:13 PM
DHARMANDER YADAV
I have a class. I made an object. Is it ok to have a class method that returns an class variable?
c#
class
method
object
2 Votes
4 Answers
14th Apr 2020, 6:08 PM
🍇 Alex Tușinean 💜
Why can't we change double to float, or just add float as third variable?
c#
output
0 Votes
1 Answer
18th Jul 2016, 9:50 AM
某某人
What situation would make you delete a variable and what would make you reassign dt same variable?
variables
0 Votes
3 Answers
15th Apr 2018, 8:43 AM
Robert Olubukunmi
What will be the default values of all the elements of an array defined as an instance variable?
java
0 Votes
2 Answers
20th Mar 2020, 6:10 AM
Ali Murtuza Khan
If "var" is a reserved word why then should it be used to declare a variable? plsss $ome help
javascript
variables
1 Vote
5 Answers
11th Sep 2016, 10:53 PM
Petersburg IK
How do I turn an input form into a variable? I'm working on a project that requires this function
input
into
variable
4 Votes
1 Answer
22nd Feb 2018, 1:16 AM
Punderful20 Quack
Is there a limit to the amount of characters that you may have in a String variable?
java
variables
2 Votes
2 Answers
17th Dec 2016, 11:46 AM
Thomas Wybenga
How do i extract specific text from a file and store it in a variable?
python
0 Votes
2 Answers
13th Oct 2017, 2:12 AM
suryapoojary
[PYTHON] what instruction can i give to a condition, if i wanna know the type of a variable?
description
0 Votes
3 Answers
30th Sep 2020, 11:09 AM
Bonheur Massonama
How can I print a string and a number together and the result of that allows to print the variable?
concatenation
loop
stringandint
stringtovar
0 Votes
4 Answers
16th Apr 2020, 8:04 AM
Maximilien
Can someone explain to me what is Static? Especially when we put static on the Variable. What will happen to the Variable?
java
static
variables
0 Votes
6 Answers
9th Dec 2018, 9:58 AM
MsMiyuna
Is it possible to get the output of a html5 form and use it as a variable?
web
0 Votes
3 Answers
30th Nov 2017, 8:26 AM
Jack Jarvis
What would be a practical example for the use of the pointer rather than the variable? Thanks.
c++
pointers
0 Votes
3 Answers
18th Jul 2017, 5:00 PM
Richard Appleton
Hey are constructors and setters almost the same if you have just 1 variable? Setters just used if you have more than 1 variabl
java
static
0 Votes
11 Answers
17th Mar 2017, 3:56 PM
jack
What is the significance of const & volatile qualifier?Why const and volatile qualifiers can be used together for same variable?
c
c++
constants
qualifiers
1 Vote
2 Answers
26th Aug 2020, 7:39 AM
LearnerForLife
Why can I not assign memory address of a variable to another memory address of a variable?
address
assign
memory
0 Votes
2 Answers
4th Oct 2017, 9:11 AM
Yusuf
Does Boxing occur when assigning an integer (e.g. 1, 2 or 3) to a 'var' type variable?
boxing
c#
compiler
unboxing
var
0 Votes
1 Answer
6th Dec 2016, 12:45 PM
Green Square Dermatology
How would you aproach this kind of data: 60k records, each has 3 observations; 60 features(numeric) and response variable?
dataScience
longwide
pandas
python3
1 Vote
2 Answers
7th May 2017, 12:37 PM
Karolis Bartkus
Why is it necessary to create automatic instance of main function? Can't we make its data members, an object variable?
insert
main
static
0 Votes
2 Answers
24th May 2018, 2:45 AM
Komal Asthana
What happens to the original print_text function when the same name (print_text) is used for the new variable?
functions
python
0 Votes
2 Answers
23rd Dec 2015, 7:10 AM
kris
Can I transfer the value of a javascript variable to php variable or php variable to javascript variable?
html
javascript
php
syntax
variables
1 Vote
1 Answer
28th May 2017, 6:13 AM
aayush ranjan
How do I best store operators after input, can I store them in a speciall kind of variable?
calculator
operators
variables
0 Votes
1 Answer
24th Jan 2018, 9:11 AM
DrSchabab
Write a program to swap two variables without using third variable? (two variables a,b. The value of a should go & b to a)
swap
3 Votes
3 Answers
26th Jul 2017, 4:57 AM
Purvesh Jain
How can I take the user input from a scanner and use the input as a numerical (double) variable?
input
java
java.util.Scanner
scanners
0 Votes
2 Answers
6th Mar 2017, 3:54 AM
Shane Miner
why are the id( ) of two lists same when a variable has been used to copy a list that is stored in another variable?
python3
2 Votes
3 Answers
13th Mar 2020, 12:07 PM
sai
Ok so can we use a single variable 'x' for multiple purposes or I have define a new variable?
javascript
variables
-1 Vote
2 Answers
15th Jun 2017, 10:02 AM
Mayuresh Joshi
It seems like string has similar function of storing data in variable? What's the difference and how you use it?
data-types
javascript
0 Votes
2 Answers
22nd Dec 2016, 2:20 AM
Marcus Foon
Which type of error it will be, if any function or a pointer tries to make changes to the value of const variable?
c++
constants
error
type
variables
1 Vote
2 Answers
19th Dec 2016, 5:14 AM
RSx
Why do one have to use variables since you can tell the program to print what you stored in the variable?
php
0 Votes
2 Answers
17th Aug 2017, 5:05 PM
Ice
Is regVar in public a variable? Why It has no data type..? And why do we use & before obj(&obj). 'Obj.regvar' i don't get it ?
c++
classes
friend
2 Votes
3 Answers
13th Feb 2017, 7:28 AM
Black Temple
¿Quiero saber si se puede estblecer el elemento de una tupla como variable? Lo hice pero me da error como lo planteé
python
0 Votes
1 Answer
22nd Apr 2019, 8:06 PM
LudioNova
When working in Swift Playground can I print the value of a variable? I would like to see the value of a variable in an array.
variables
0 Votes
2 Answers
18th Oct 2016, 1:53 PM
Neville Moray
In " x = 3 + 6" , Is "=" sign is an operator or not? If it is an operator then what we'll call "x" ? An operand or a variable?
java
operand
operators
variables
2 Votes
3 Answers
7th Feb 2017, 12:56 AM
Muhammad Ahsan
If Im using a loop "for in" didnt I have to declare variable? Like: words = ["hello", "world", "spam", "eggs"] for word in words: print(word + "!") variable word is not declared..
loops
python
1 Vote
2 Answers
24th Aug 2016, 7:34 PM
Yurith gonçalves
1. make a pr0gram that will display the qu0tient of three variables. if the first variable is 50 sec0nd variable will have the value of half the first variable and the third variable will have the value of half the sec0nd variable?
java
0 Votes
3 Answers
8th Jul 2016, 2:38 PM
theniel
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